Anima Possession.

A pair of lovers, one of whom is a humanoid, go to a robot repair shop hoping to have their relationship mended by the mechanic. On his advice, the human owner Jackie agrees to an irreversible upgrade for Tammy, her humanoid soulmate. However, the results are not as expected. Tammy meets Anima, a fellow humanoid, setting in motion a series of events in a tango between the intangible sense of love, the harsh reality of possession, and the price of independence.